stand up vs hold water

stand up and hold water both are verbs.

Word	Noun	Adjective	Verb	Adverb
stand up	No	No	Yes	No
hold water	No	No	Yes	No

As verbs, stand up and hold water are synonyms defined as:

Other synonyms of stand up include hold up.

stand up (verb)	hold water (verb)
defend against attack or criticism	resist or withstand wear, criticism, etc.
refuse to back down; remain solid under criticism or attack
be standing; be upright
put into an upright position
rise to one's feet
rise up as in fear
resist or withstand wear, criticism, etc.